Improve homepage markup and css
* Add logo
* Improve homepage copy and add index.scss
* Fix homepage layouts
Add AIWA colors to variables
Add wrap class to specify when outer-container should be applied
Update copy for homepage
WIP: Refactor footer
Refactor and edit footer
Refactor outer-container classes and layout
Refactor nav
WIP: Fixing relative links
Still working with relative links
Update About layout
* Fix relative link issues
* Format Board page
Add vertical whitespace to homepage